China’s naval buildup now includes a new class of attack submarine that employs both conventional and nuclear propulsion, ...

Submarine forces of the U.S. and South Korean navies discussed ways to improve combined operational capabilities.

On Sept. 30, 1954, the USS Nautilus, the world's first nuclear submarine, was commissioned by the U.S. Navy, under the ...

On Sept. 30, 1954, the USS Nautilus, the world's first nuclear submarine, was commissioned by the U.S. Navy, under the ...

The sinking of China’s first Zhou-class submarine represents a setback for Beijing as it continues to build out the world’s ...

The U.S. official said it was "not surprising" that China's navy would conceal it. The submarine's current status is unknown.

China’s newest nuclear-powered submarine sank pierside in the spring and the Chinese Navy tried to conceal the loss, ...

China's newest nuclear-powered attack submarine sank earlier this year, a senior U.S. defense official said on Thursday, a ...

WASHINGTON (AP) — Satellite imagery showed that China’s newest nuclear-powered attack submarine sank alongside a pier while ...

Building a potent nuclear submarine force would help China tighten control over its peripheral waters and improve its ability ...

A senior U.S. Defense official said it was no surprise China covered up that its first nuclear-powered Zhou-class submarine ...